Comparison

Vertical Calendar. vs Time

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Vertical Calendar.

This app offers a unique monthly calendar view for iPhone and iPod Touch, allowing users to see all their calendars together in one overview. Customize backgrounds, icons, and font sizes for a personalized experience.

Highlights
  • At-a-glance monthly calendar view
  • Syncs with multiple calendar services
  • Customizable background and icon colors
  • Task management integration
  • Personalized calendar wallpapers
  • Supports holidays worldwide
Features
Read full description

[Important] Sales and support of this app will end on March 31, 2027. Please use our new app "Vertical Planner". Vertical Calendar is a unique at a glance monthly calendar application for your iPhone or iPod touch . It is the top calendar app on the Japanese App Store . ------Customer Review---------------------- "A unique month at a glance calendar that allows you see all your calendars put together in one nice overview. No little dots or cut-off words. Flick for next month. I like it!" -iron bridge, customer ------------------------------------------- You can customize the background color and icon for each day. ●Main Features ・Works with all iPhone supported calendars (Google calendar, Outlook, Mobile Me, Exchange, CalDAV, etc.) ・Supports calendar syncing ・Zoom in by pinching or double tapping ・Task management ・Create personalized calendar wallpapers. ・Input history logging. ・Supports holidays in every country ・Customizable font size for both monthly or daily display views ・Display the day's date budge on icons ・Customizable calendar colors ・Customizable background and icon colors for every day ・Link maps to event locations

About

Time

Calculate time durations with hours and minutes. Supports addition, subtraction, multiplication, and division, with features like calculation history, memory keys, and customizable preset buttons for quick time additions. Choose from various color themes.

Highlights
  • Calculate hours and minutes
  • Add, subtract, multiply, divide time
  • Calculation history saved
  • Memory keys for subtotals
  • Preset keys for one-touch time addition
  • Customizable color themes
Features
Read full description

This application allows you to calculate time (hours and minutes). You can calculate things like 1:30+0:50. When you enter a number, ":" is automatically inserted to separate the hour and minute, so you can calculate quickly. This is useful for calculating total work hours, time spent on daily errands, and travel time. You can add, subtract, multiply, and divide. The calculation history is automatically saved, so you can check it later. A memory key is provided, allowing you to save and add subtotals. Minutes that are often used for calculations (15 minutes, 30 minutes, etc.) can be registered and used for one-touch addition. A button to add 24 hours is provided for calculations when crossing days. It comes in a variety of colors such as orange, green, cyan, pink, and black, and you can choose the one you like best. [ List of functions ] You can calculate hours and minutes, or minutes and seconds. You can check the calculation history, and touch the answer displayed in the history to reuse it for calculations. The memory keys can be used to save, add, and subtract subtotals. By setting the preset keys, you can use the most frequently used time (minutes) for calculation with a single touch. The color of the application can be selected.

Screenshots

Vertical Calendar.4 screens
Time4 screens

Verdict

The call

The clearest difference is rating: Time at 5.0 against Vertical Calendar.'s 4.0. Time also leads on review sentiment (100% vs 58%). Vertical Calendar.'s advantage is monetization model (free vs paid) and update cadence (every 2 months vs every 14 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Vertical Calendar. costs $1.99 and Time $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Time holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews point the same way: 58% of Vertical Calendar.'s written reviews are positive against 100% of Time's.

UpkeepUpdate frequency

Vertical Calendar. ships an update every 2 months, Time every 14 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Vertical Calendar. versus Time: the parameters behind the verdict, then further details
ParameterVertical Calendar.Time
Price$1.99$1.99
Rating4.0 (6 ratings)5.0 (3 ratings) — better
Positive reviews57.9% of reviews100.0% of reviews — better
Number of ratings6 — better3
Update frequencyEvery 2 months — betterEvery 14 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.013.0
Further details — not scored
Size3 MB64 MB
Age rating4+4+
DeveloperUnitacYUTAKA KENJO

Customer experience

Vertical Calendar.

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews107 reviews
Positive57.9%
Neutral12.1%
Negative29.9%

Time

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Vertical Calendar.

Reported bugs

17 issues
  • Default text color is gray and cannot be changed to black
  • Lost all events after phone/OS update
  • Checkmarks disappear
  • Cannot edit event times, reverts to previous time
  • Event text color reverts to black
Show 12 more
  • App crashes after OS updates (iOS 14, iOS 9)
  • Cannot add new entries after OS update
  • Calendar colors revert to black when traveling
  • Lost one calendar out of ten without reason
  • Restore button not working
  • Help menus in another language
  • Schedule time input bug: arbitrarily jumps to nearest time
  • Cannot save anything
  • Options are blank and app shuts down
  • Syncing Google calendars is a nightmare
  • Automatic alarm appears even if not set
  • Prior days shown at top of screen

Requested features

20 requests
  • Android release requested
  • iPad HD version needed
  • Add photo to event
  • Yearly view option
  • Rotation for iPad
Show 15 more
  • Display iPhone reminders
  • Improved icon/stamp functionality
  • Sync with Google Calendar
  • Calendar week display
  • Task list completion not shown on calendar
  • Personalize alerts
  • Template feature
  • Second alarm setting
  • Icons per appointment
  • Dark mode option
  • Easier month navigation
  • Shortcut to current month
  • Delegated/linked calendar display
  • Share event via email
  • French version

Time

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Vertical Calendar.

No in-app purchases

None

Time

No in-app purchases

Questions

Is Vertical Calendar. free?
Vertical Calendar. costs $1.99, with no in-app purchases.
Is Time free?
Time costs $1.99, with no in-app purchases.
Which has better reviews, Vertical Calendar. or Time?
Time is rated higher. Vertical Calendar. averages 4.0 out of 5 from 6 ratings, while Time averages 5.0 from 3 ratings.
Do Vertical Calendar. or Time have ads?
Neither Vertical Calendar. nor Time shows ads.
Which is updated more often, Vertical Calendar. or Time?
Vertical Calendar. ships an update every 2 months, and Time every 14 months. Most recently, Vertical Calendar. was updated on October 23, 2026 and Time on October 24, 2026.

Other comparisons